Mathematics: Boris has scored 80, 93, 63, 83, and 83 on his previous five tests. what score does he need on his next test so that his average (mean) is 79?

Boris has scored 80, 93, 63, 83, and 83 on his previous - id80936383831025148, amclinger4734

Ответ:

182075

13.03.2022

Current average = (80 + 93 + 63 + 83 + 83) / 5
= 402 / 5
= 80.4

79 x 6
= 474

what he needs to score on the next test = 474 - 402
= 72

{reassurance = (80 + 93 + 63 + 83 + 83 + 72) / 6
= 474 / 6
= 79}

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Ответ:

davidaagurto

11.05.2020

Mathematics

ok I help u

Step-by-step explanation:

stay safe ❤

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Boris has scored 80, 93, 63, 83, and 83 on his previous five tests. what score does he need on his next test so that his average (mean) is 79?

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